NL7013518A - - Google Patents

Info

Publication number
NL7013518A
NL7013518A NL7013518A NL7013518A NL7013518A NL 7013518 A NL7013518 A NL 7013518A NL 7013518 A NL7013518 A NL 7013518A NL 7013518 A NL7013518 A NL 7013518A NL 7013518 A NL7013518 A NL 7013518A
Authority
NL
Netherlands
Application number
NL7013518A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of NL7013518A publication Critical patent/NL7013518A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14517—Means for weighting
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02574—Characteristics of substrate, e.g. cutting angles of combined substrates, multilayered substrates, piezoelectrical layers on not-piezoelectrical substrate
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02653—Grooves or arrays buried in the substrate
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02866—Means for compensation or elimination of undesirable effects of bulk wave excitation and reflections
NL7013518A 1969-09-17 1970-09-12 NL7013518A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4580169 1969-09-17

Publications (1)

Publication Number Publication Date
NL7013518A true NL7013518A (en) 1971-03-19

Family

ID=10438658

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7013518A NL7013518A (en) 1969-09-17 1970-09-12

Country Status (9)

Country Link
US (1) US3688223A (en)
JP (1) JPS5211186B1 (en)
CA (1) CA925966A (en)
DE (1) DE2045534C3 (en)
ES (1) ES383659A1 (en)
FR (1) FR2062279A5 (en)
GB (1) GB1328343A (en)
NL (1) NL7013518A (en)
SE (1) SE367294B (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3753166A (en) * 1971-12-06 1973-08-14 Sperry Rand Corp Surface wave bandpass filter with non-linear fm input and output transducers and design method therefor
JPS5434505B2 (en) * 1972-10-30 1979-10-27
US3818379A (en) * 1972-12-04 1974-06-18 Hughes Aircraft Co Acoustic surface wave device
GB1451326A (en) * 1973-02-16 1976-09-29 Nat Res Dev Acoustic wave devices
US3855556A (en) * 1973-04-02 1974-12-17 Texas Instruments Inc Selectable frequency bandpass filter
JPS5434519B2 (en) * 1973-08-31 1979-10-27
US3904996A (en) * 1973-12-28 1975-09-09 Texas Instruments Inc Capacitive weighted acoustic surface wave filter
US3882433A (en) * 1974-02-15 1975-05-06 Zenith Radio Corp Swif with transducers having varied duty factor fingers for trap enhancement
US4006290A (en) * 1974-08-12 1977-02-01 Gte Sylvania Incorporated Surface wave frequency selective device
JPS51104238A (en) * 1975-03-12 1976-09-14 Murata Manufacturing Co DANSEI HYOMEN HAROHAKI
JPS51158736U (en) * 1975-06-11 1976-12-17
JPS5242391A (en) * 1975-09-30 1977-04-01 Toko Inc Elastic surface wave unit
JPS52107548U (en) * 1976-02-12 1977-08-16
JPS582484B2 (en) * 1976-02-26 1983-01-17 ソニー株式会社 surface wave device
FR2358051A1 (en) * 1976-07-09 1978-02-03 Thomson Csf SURFACE ELASTIC WAVE OSCILLATOR
JPS5831743B2 (en) * 1977-09-17 1983-07-08 株式会社村田製作所 Zinc oxide piezoelectric crystal film
DE2909705C2 (en) * 1979-03-12 1984-09-06 Siemens AG, 1000 Berlin und 8000 München Surface acoustic wave arrangement
US4328497A (en) * 1980-08-11 1982-05-04 Westinghouse Electric Corp. Method and system for jamming analysis and transmission selection
US4365219A (en) * 1981-02-27 1982-12-21 General Electric Company In-line surface acoustic wave filter assembly module and method of making same
GB2120891B (en) * 1982-05-25 1986-07-02 Plessey Co Plc Interdigital transducer
JPS6194409A (en) * 1984-10-15 1986-05-13 Clarion Co Ltd Element split structure of surface acoustic wave element
CA1273701A (en) * 1986-03-12 1990-09-04 Mark S. Suthers Saw device with apodized idt
JPH0685597A (en) * 1992-09-02 1994-03-25 Mitsubishi Electric Corp Saw device
EP1276235A1 (en) 2001-07-13 2003-01-15 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter and communication device using the filter
US7032456B1 (en) * 2004-12-30 2006-04-25 The United States Of America As Represented By The Secretary Of The Navy Isostatic piezoresistive pressure transducer with temperature output

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL285545A (en) * 1961-11-17
FR657592A (en) * 1963-12-24 1929-06-06 Flue improvements
US3360749A (en) * 1964-12-09 1967-12-26 Bell Telephone Labor Inc Elastic wave delay device
DE1254262B (en) * 1965-11-13 1967-11-16 Telefunken Patent Ultrasonic delay line
US3582838A (en) * 1966-09-27 1971-06-01 Zenith Radio Corp Surface wave devices
US3582840A (en) * 1966-09-27 1971-06-01 Zenith Radio Corp Acoustic wave filter
US3446975A (en) * 1966-11-07 1969-05-27 Zenith Radio Corp Acousto-electric filter utilizing surface wave propagation in which the center frequency is determined by a conductivity pattern resulting from an optical image
US3582540A (en) * 1969-04-17 1971-06-01 Zenith Radio Corp Signal translating apparatus using surface wave acoustic device

Also Published As

Publication number Publication date
FR2062279A5 (en) 1971-06-25
JPS5211186B1 (en) 1977-03-29
DE2045534B2 (en) 1981-06-11
US3688223A (en) 1972-08-29
ES383659A1 (en) 1973-06-01
DE2045534C3 (en) 1982-04-08
SE367294B (en) 1974-05-20
DE2045534A1 (en) 1972-03-30
CA925966A (en) 1973-05-08
GB1328343A (en) 1973-08-30

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